sophie: brazilian scientist carlos nobre was a lead author of the groundbreaking ipcc report into climateredicted in my scientific career, even five years ago, that the anti-science movement would be growing in the world, in the world. i mean, this is something hard to believe. cesar: president bolsonaro has slashed the budget of environmental agencies, reduced the number of field agents that are on the field. ibama, which is brazil's main environmental agency, had 1800 field agents a decade ago. these are agents that do everything, any environmental crime. and now it has fewer than 800, for the whole country. sophie: the loggers around guajajara territory operate with impunity. sophie: we've just stopped at this location, just 30 kilometers from guajajara land. now they've told us that just over this fence there's an illegal timber mill. sophie: in fact, human rights watch reported this facility to local police nearly two years ago. it's too dangerous for us to go closer and film but as we can see from the drone, it is still operating. cesar: the destruction of the rainforest is big busi